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path: root/drivers/net/igbvf
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Diffstat (limited to 'drivers/net/igbvf')
-rw-r--r--drivers/net/igbvf/netdev.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 0dbd0320023..10e038adba0 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -2163,14 +2163,14 @@ dma_error:
buffer_info->length = 0;
buffer_info->next_to_watch = 0;
buffer_info->mapped_as_page = false;
- count--;
+ if (count)
+ count--;
/* clear timestamp and dma mappings for remaining portion of packet */
- while (count >= 0) {
- count--;
- i--;
- if (i < 0)
+ while (count--) {
+ if (i==0)
i += tx_ring->count;
+ i--;
buffer_info = &tx_ring->buffer_info[i];
igbvf_put_txbuf(adapter, buffer_info);
}